921000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{307}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 2882880

約数和(自身を除く): 1961880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 307, 375, 500, 600, 614, 750, 921, 1000, 1228, 1500, 1535, 1842, 2456, 3000, 3070, 3684, 4605, 6140, 7368, 7675, 9210, 12280, 15350, 18420, 23025, 30700, 36840, 38375, 46050, 61400, 76750, 92100, 115125, 153500, 184200, 230250, 307000, 460500, 921000]

約数ペア:

[(1, 921000), (2, 460500), (3, 307000), (4, 230250), (5, 184200), (6, 153500), (8, 115125), (10, 92100), (12, 76750), (15, 61400), (20, 46050), (24, 38375), (25, 36840), (30, 30700), (40, 23025), (50, 18420), (60, 15350), (75, 12280), (100, 9210), (120, 7675), (125, 7368), (150, 6140), (200, 4605), (250, 3684), (300, 3070), (307, 3000), (375, 2456), (500, 1842), (600, 1535), (614, 1500), (750, 1228), (921, 1000)]